Key Documents

View All Documentation

NIST975A

Isotopic standard for chlorine

Name: Isotopic standard for chlorine
Brand: SIAL

NIST^® SRM^® 975a

Synonym(s):

Sodium chloride, Halite, NaCl

Select a Size

Change View

About This Item

Linear Formula:

NaCl

CAS Number:

7647-14-5

Molecular Weight:

58.44

UNSPSC Code:

12352302

NACRES:

NA.24

PubChem Substance ID:

329818790

MDL number:

MFCD00003477

Beilstein/REAXYS Number:

3534976

Technical Service

Need help? Our team of experienced scientists is here for you.

Let Us Assist

Properties

grade

certified reference material

Quality Level

100

isotopic purity

³⁵Cl, ³⁷Cl

packaging

pkg of 0.25 g

manufacturer/tradename

NIST^®

technique(s)

mass spectrometry (MS): suitable

mp

801 °C (lit.)

format

neat

SMILES string

[Na+].[Cl-]

InChI

1S/ClH.Na/h1H;/q;+1/p-1

InChI key

FAPWRFPIFSIZLT-UHFFFAOYSA-M

Description

General description

SRM 975a contains 0.25 g of sodium chloride (NaCl) with a purity of 99.89% by mass. For more information, please refer to the COA and SDS.

SRM 975A_cert

SRM 975A_SDS

Application

The Standard Reference Material (SRM) Isotopic standard for chlorine is intended for use as an isotopic standard.

Features and Benefits

Accompanied with certified values for the absolute abundance ratio of ³⁵Cl/³⁷Cl and isotopic compositions of ³⁵Cl and ³⁷Cl.
Maintenance and expiration of SRM certification, instructions for use are provided on NIST certificate.

Other Notes

Example analytes are listed below as a reference. Please download a current certificate at nist.gov/SRM for current analytes and certified values.
Chlorine-35 (Cl), Chlorine-37 (Cl)

See certificate for values and more details at nist.gov/SRM.

Legal Information

NIST is a registered trademark of National Institute of Standards and Technology

SRM is a registered trademark of National Institute of Standards and Technology

Storage Class

13 - Non Combustible Solids

flash_point_f

Not applicable

flash_point_c